/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.catalina.mbeans;

import org.apache.catalina.connector.Connector;
import org.apache.tomcat.util.IntrospectionUtils;

import javax.management.*;
import javax.management.modelmbean.InvalidTargetObjectTypeException;

/**
 * <p>A <strong>ModelMBean</strong> implementation for the
 * <code>org.apache.coyote.tomcat5.CoyoteConnector</code> component.</p>
 *
 * @author Amy Roh
 */
public class ConnectorMBean extends ClassNameMBean {


	// ----------------------------------------------------------- Constructors

	/**
	 * Construct a <code>ModelMBean</code> with default
	 * <code>ModelMBeanInfo</code> information.
	 *
	 * @throws MBeanException             if the initializer of an object
	 *                                    throws an exception
	 * @throws RuntimeOperationsException if an IllegalArgumentException
	 *                                    occurs
	 */
	public ConnectorMBean()
			throws MBeanException, RuntimeOperationsException {

		super();

	}


	// ------------------------------------------------------------- Attributes

	/**
	 * Obtain and return the value of a specific attribute of this MBean.
	 *
	 * @param name Name of the requested attribute
	 * @throws AttributeNotFoundException if this attribute is not
	 *                                    supported by this MBean
	 * @throws MBeanException             if the initializer of an object
	 *                                    throws an exception
	 * @throws ReflectionException        if a Java reflection exception
	 *                                    occurs when invoking the getter
	 */
	@Override
	public Object getAttribute(String name) throws AttributeNotFoundException,
			MBeanException, ReflectionException {

		// Validate the input parameters
		if (name == null)
			throw new RuntimeOperationsException(new IllegalArgumentException(
					"Attribute name is null"), "Attribute name is null");

		Object result = null;
		try {
			Connector connector = (Connector) getManagedResource();
			result = IntrospectionUtils.getProperty(connector, name);
		} catch (InstanceNotFoundException e) {
			throw new MBeanException(e);
		} catch (InvalidTargetObjectTypeException e) {
			throw new MBeanException(e);
		}

		return result;

	}

	/**
	 * Set the value of a specific attribute of this MBean.
	 *
	 * @param attribute The identification of the attribute to be set
	 *                  and the new value
	 * @throws AttributeNotFoundException if this attribute is not
	 *                                    supported by this MBean
	 * @throws MBeanException             if the initializer of an object
	 *                                    throws an exception
	 * @throws ReflectionException        if a Java reflection exception
	 *                                    occurs when invoking the getter
	 */
	@Override
	public void setAttribute(Attribute attribute)
			throws AttributeNotFoundException, MBeanException,
			ReflectionException {

		// Validate the input parameters
		if (attribute == null)
			throw new RuntimeOperationsException(new IllegalArgumentException(
					"Attribute is null"), "Attribute is null");
		String name = attribute.getName();
		Object value = attribute.getValue();
		if (name == null)
			throw new RuntimeOperationsException(new IllegalArgumentException(
					"Attribute name is null"), "Attribute name is null");

		try {
			Connector connector = (Connector) getManagedResource();
			IntrospectionUtils.setProperty(connector, name, String.valueOf(value));
		} catch (InstanceNotFoundException e) {
			throw new MBeanException(e);
		} catch (InvalidTargetObjectTypeException e) {
			throw new MBeanException(e);
		}

	}


}
